xref: /linux/tools/testing/selftests/bpf/progs/test_tc_qevent.c (revision fab183d632628381b466a41479489541ac0e29a0) 
1 // SPDX-License-Identifier: GPL-2.0
2 #include "vmlinux.h"
3 #include <bpf/bpf_helpers.h>
4 
5 int redirect_ifindex = 1;
6 __u64 verdict_calls = 0;
7 __u64 helper_calls = 0;
8 
9 SEC("tc")
qevent_redirect_verdict(struct __sk_buff * skb)10 int qevent_redirect_verdict(struct __sk_buff *skb)
11 {
12 	__sync_fetch_and_add(&verdict_calls, 1);
13 	return TCX_REDIRECT;
14 }
15 
16 SEC("tc")
qevent_redirect_helper(struct __sk_buff * skb)17 int qevent_redirect_helper(struct __sk_buff *skb)
18 {
19 	__sync_fetch_and_add(&helper_calls, 1);
20 	return bpf_redirect(redirect_ifindex, 0);
21 }
22 
23 char _license[] SEC("license") = "GPL";
24